using UnityEngine;
using System.Collections;
using UnityEngine.UI;
using GCGame.Table;

public class AucationRewardPanel : MonoBehaviour {

    public Text itemName;
    public Image itemIcon;
    public Image itemQuality;
    public Transform endPos;
    public GameObject item;  //需要被移动的物体

    public static AucationRewardPanel Instance;
    private void Awake()
    {
        Instance = this;
    }

    private void OnEnable()
    {
        item.transform.localPosition = Vector3.zero;
        item.transform.localScale = Vector3.one;
    }

    private void OnDestroy()
    {
        Instance = null;
    }

    public void GetItemInfo(int snatchId)
    {
        Tab_SnatchTreasure snatchTab = TableManager.GetSnatchTreasureByID(snatchId, 0);
        if(snatchTab == null)
        {
            return;
        }

        Tab_CommonItem commonItem = TableManager.GetCommonItemByID(snatchTab.ItemId, 0);
        if(commonItem == null)
        {
            return;
        }

        LoadAssetBundle.Instance.SetImageSprite(itemIcon, commonItem.Icon);
        LoadAssetBundle.Instance.SetImageSprite(itemQuality, GCGame.Utils.GetItemQualityFrame(commonItem.Quality));
        if (commonItem.QualityEffect > 0)
        {
            CommonItemContainerItem.ShowQualityEffect(true, commonItem.QualityEffect, itemIcon.transform);
        }
        else
        {
            CommonItemContainerItem.ShowQualityEffect(false, commonItem.QualityEffect, itemIcon.transform);
        }

        itemName.text = commonItem.Name + "X" + snatchTab.ItemNum;

        totalDistance = Vector3.Distance(item.gameObject.transform.position, endPos.position);
        InitMoveInfo();
    }

    public void InitMoveInfo()
    {
        isStartMove = true;
        moveSpeed = 0.2f;
}

    private bool isStartMove = true;
    private float moveSpeed = 0.2f;
    private float totalDistance = 0.0f;
    private float distance = 0.0f;
    private void FixedUpdate()
    {
        if(isStartMove)
        {
            Vector3 direction = (endPos.position - item.gameObject.transform.position).normalized;  //方向
            distance = Vector3.Distance(item.gameObject.transform.position, endPos.position);
            float scale = distance / totalDistance;
            item.transform.localScale = new Vector3(scale, scale, 0);
            item.gameObject.transform.Translate(direction * moveSpeed);
            if(distance <= 0.1f)
            {
                UIManager.CloseUI(UIInfo.AucationRewardPanel);
                isStartMove = false;
            }
        }
    }

}